12885005

素因数分解:

$5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{647}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 17729280

約数和(自身を除く): 4844275

約数列:

[1, 5, 7, 35, 569, 647, 2845, 3235, 3983, 4529, 19915, 22645, 368143, 1840715, 2577001, 12885005]

約数ペア:

[(1, 12885005), (5, 2577001), (7, 1840715), (35, 368143), (569, 22645), (647, 19915), (2845, 4529), (3235, 3983)]